A 78-Kg Solid Sphere,made of Metal Whose Density Is 2500 Kg

question 22

Multiple Choice

A 7.8-kg solid sphere,made of metal whose density is 2500 kg/ ,is suspended by a cord.When the sphere is immersed in water (of density 1000 kg/m³) ,what is the tension in the cord?

• A) 46 N
• B) 61 N
• C) 76 N
• D) 92 N
• E) 110 N

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Definitions:

Variance

A measure of how much the values in a data set differ from the mean of that set.

Data

Pieces of factual information collected together for analysis or used to reason and make decisions.

Sum of Squared Scores

A measure in statistics that represents the total deviation of each score from the mean, squared and summed up.

Data

Information collected for reference or analysis, often numeric or categorical, used in making decisions or evaluating conditions.